Answer Happy

Lenovo uses the ZX-81 chip In some of its laptop computers. The prices for the chip during the last 12 months were as follows: Month January February March April May June This exercise contains only parts a, b, and a Price Per Chip $1,80 $1.61 $1.60 $1.85 $1.91 $1.89 Month July August September October November December Price Per Chip $1.80 $1.75 $1.70 $1.60 $1.60 $1.75
a) Using a 2-month moving average, the forecast for periods 11 and 12 is (round your responses to two decimal places): Month Mar Apr May Jun Jul Aug Sep Oct Nov Dec Forecast $1.71 1.61 1.73 1.88 1.90 1.85 1.78 1.73 1.65 1.6 b) Using a 3-month moving average, the forecast for periods 11 and 12 is (round your responses to two decimal places): Month Apr May Jun Aug Sep Oct Nov Dec Forecast $1.67 1.69 1.79 1.88 1.87 1.81 1.75 1.68 1.63 Jul c) The mean absolute deviation based on a 2-month moving average of March through December is $ (round your respons